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Google: Gemini 3.1 Flash Lite vs xAI: Grok 4.3

Last updated at: 2026-05-08

Metric Gemini 3.1 Flash Lite Gemini 3.1 Flash Lite low Release: 2026-05-08 Grok 4.3 Grok 4.3 medium Release: 2026-05-01
Score 7.6 8.0
Rank #44 #24
Reliability 10.0 10.0
Consistency 9.2 8.7
Tests Correct
Attempt pass rate 68.4% 77.2%
Flaky tests 2 3
Total Runs 57 57
Cost per result 0.203 4.229
Total Cost $0.025 $0.550
Input Price $0.250 / 1M $1.250 / 1M
Output Price $1.500 / 1M $2.500 / 1M
Output Tokens 2,702 1,237
Reasoning Tokens 8,596 200,033
Response Time (avg) 1.92s 48.41s
Response Time (max) 5.66s 216.69s
Response Time (total) 36.49s 919.73s

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite 7.3 6.2 75.0% 2 1.84s 1,013 1,548
Grok 4.3 10.0 10.0 100.0% 0 8.83s 88 8,207
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite 10.0 10.0 100.0% 0 1.46s 441 408
Grok 4.3 10.0 10.0 100.0% 0 45.72s 284 9,659
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite 3.0 10.0 0.0% 0 4.48s 348 975
Grok 4.3 10.0 10.0 100.0% 0 63.99s 234 15,301
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite 10.0 10.0 100.0% 0 1.44s 291 697
Grok 4.3 10.0 10.0 100.0% 0 18.97s 180 9,546
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite 5.3 10.0 33.3% 0 1.52s 15 1,214
Grok 4.3 5.3 7.2 44.4% 1 181.74s 14 111,300
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite 4.0 10.0 0.0% 0 1.37s 69 438
Grok 4.3 5.4 2.5 66.7% 1 24.70s 70 5,020
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite 10.0 10.0 100.0% 0 1.52s 72 760
Grok 4.3 9.8 10.0 100.0% 0 18.58s 57 8,713
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite 10.0 10.0 100.0% 0 1.40s 210 1,191
Grok 4.3 5.9 7.2 55.6% 1 22.53s 128 14,686
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite 10.0 10.0 100.0% 0 5.66s 234 945
Grok 4.3 10.0 10.0 100.0% 0 17.66s 168 4,615
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite 3.0 10.0 0.0% 0 1.46s 9 420
Grok 4.3 3.0 10.0 0.0% 0 44.47s 14 12,986

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